<template>
  <div class="seller" ref="seller">
    <div class="seller-wrapper">
      <div class="overview">
        <h1 class="title">{{seller.name}}</h1>
        <div class="desc border-1px">
          <star :size="36" :score="seller.score"></star>
          <span class="text">({{seller.ratingCount}})</span>
          <span class="sellCount">月售{{seller.sellCount}}单</span>
        </div>
        <div class="favorite" @click="toggleFavorite">
          <span class="icon-favorite" :class="{'active': favorite}"></span>
          <span class="text-favorite">{{favoriteText}}</span>
        </div>
        <div class="remark">
          <div class="block">
            <h2>起送价</h2>
            <div class="content"><span>{{seller.minPrice}}</span>元</div>
          </div>
          <div class="block">
            <h2>商家配送</h2>
            <div class="content"><span>{{seller.deliveryPrice}}</span>元</div>
          </div>
          <div class="block">
            <h2>平均配送时间</h2>
            <div class="content"><span>{{seller.deliveryTime}}</span>分钟</div>
          </div>
        </div>
      </div>
      <split></split>
      <div class="bulletin">
        <h1 class="title">公告与内容</h1>
        <p class="text">{{seller.bulletin}}</p>
        <ul class="supports">
          <li class="item border-1px" v-for="item,index in seller.supports">
            <icon :iconType="item.type" :size="3"></icon>
            <span class="description">{{item.description}}</span>
          </li>
        </ul>
      </div>
      <split></split>
      <div class="pics">
        <h1 class="title">商家实景</h1>
        <div class="pic-wrapper" ref="picWrapper">
          <ul class="pic-list" ref="picList">
            <li class="pic-item" v-for="pic,index in seller.pics" >
              <img width="120" height="90" :src="pic">
            </li>
          </ul>
        </div>
      </div>
      <split></split>
      <div class="info">
        <h1 class="title">商家信息</h1>
        <ul>
          <li class="info-text border-1px" v-for="info,index in seller.infos">{{info}}</li>
        </ul>
      </div>
    </div>
  </div>
</template>

<script type="text/ecmascript-6">
  import BScroll from 'better-scroll';
  import star from '../../components/star/star.vue';
  import split from '../../components/spllit/split.vue';
  import icon from '../../components/icon/icon.vue';
  import {saveToLocal, loadFromLocal} from '../../common/js/store';

  export default {
    props: {
      seller: {
        type: Object
      }
    },
    data() {
      return {
        favorite: (() => {
          return loadFromLocal(this.seller.id, 'favorite', false);
        })()
      };
    },
    watch: {
//      每一个wathch都是一个function
      'seller'() {
        this.$nextTick(() => {
          this._initScroll();
          this._initPics();
        });
      }
    },
    computed: {
      favoriteText() {
        return this.favorite ? '已收藏' : '收藏';
      }
    },
    mounted() {
      this.$nextTick(() => {
        this._initScroll();
        this._initPics();
      });
    },
    methods: {
      toggleFavorite(e) {
        if (!e._constructed) {
          return;
        }
        this.favorite = !this.favorite;
        saveToLocal(this.seller.id, 'favorite', this.favorite);
      },
      _initScroll() {
        if (!this.scroll) {
          this.scroll = new BScroll(this.$refs.seller, {
            click: true
          });
        } else {
          this.scroll.refresh();
        }
      },
      _initPics() {
        if (this.seller.pics) {
          let picWidth = 120;
          let margin = 6;
          let width = (picWidth + margin) * this.seller.pics.length - margin;
          this.$refs.picList.style.width = width + 'px';
          this.$nextTick(() => {
            if (!this.picScroll) {
              this.picScroll = new BScroll(this.$refs.picWrapper, {
                scrollX: true,
                eventPassthrough: 'vertical'
              });
            } else {
              this.picScroll.refresh();
            }
          });
        }
      }
    },
    components: {
      star,
      split,
      icon
    }
  };
</script>

<style lang="stylus" rel="stylesheet/stylus">
  @import "../../common/stylus/mixin.styl";
  .seller
    position: absolute
    top: 174px
    left: 0
    bottom: 0
    width: 100%
    overflow: hidden
    h1.title
      margin-bottom: 8px
      line-height: 14px
      font-size: 14px
      color: rgb(7,17,27)
    .overview
      position: relative
      padding: 18px
      .desc
        padding-bottom: 18px;
        font-size: 0
        line-height: 18px
        border-1px(rgba(7,17,27,.1))
        .star
          display: inline-block
          margin-right: 8px
        .text
          margin-right: 12px
        .text,.sellCount
          display: inline-block
          vertical-align: top
          font-size: 10px
          color: rgb(77,85,93)
      .favorite
        position: absolute
        width: 50px
        top: 18px
        right: 11px
        text-align: center
        .icon-favorite
          display: block
          margin-bottom: 4px
          line-height: 24px
          font-size: 24px
          color: rgb(147,153,159)
          &.active
            color: rgb(240,20,20)
        .text-favorite
          display: block
          line-height: 10px
          font-size: 10px
          color: rgb(77,85,93)
      .remark
        display: flex
        padding-top: 18px
        .block
          flex: 1
          text-align: center
          border-right: 1px solid rgba(7,17,27,.1)
          &:last-child
            border: none
          h2
            margin-bottom: 4px
            line-height: 10px
            font-size: 10px
            color: rgb(147,153,159)
          .content
            line-height: 24px
            font-weight: 200
            font-size: 10px
            color: rgb(7,17,27)
            span
              font-size: 24px
    .bulletin
      padding: 18px
      .text
        margin: 0 12px 16px
        line-height: 24px
        font-weight: 200
        font-size: 12px
        color: rgb(240,20,20)
      .supports
        .item
          padding: 16px 12px
          border-top-1px(rgba(7,17,27,.1))
          .icon
            margin-right: 6px
          .description
            line-height: 16px
            font-weight: 200
            font-size: 12px
            color: rgb(7,17,27)
    .pics
      position: relative
      padding: 18px
      .title
        margin-bottom: 12px
      .pic-wrapper
        width: 100%
        overflow: hidden
        white-space: nowrap
        .pic-list
          font-size: 0
          .pic-item
            display: inline-block
            margin-right: 6px
            width: 120px
            height: 90px
            &:last-child
              margin-right: 0
    .info
      position: relative
      padding: 18px
      .title
        margin-bottom: 12px
      .info-text
        padding: 16px 12px
        line-height: 16px
        font-weight: 200
        font-size: 12px
        color: rgb(7,17,27)
        border-top-1px(rgba(7,17,27,.1))
</style>
